4. CSGO

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Zad4
{
    class Program
    {
        static void Main(string[] args)
        {
            int numberOfWeapons = int.Parse(Console.ReadLine());
            int nikiMoney = int.Parse(Console.ReadLine());

            if (numberOfWeapons > 7)
            {
                Console.WriteLine("Sorry, you can't carry so many things!");
                return;
            }

            int totalWeaponCost = 0;

            for (int i = 0; i < numberOfWeapons; i++)
            {
                string weapon = Console.ReadLine();

                if (weapon == "ak47")
                {
                    totalWeaponCost += 2700;
                }
                else if (weapon == "awp")
                {
                    totalWeaponCost += 4750;
                }
                else if (weapon == "sg553")
                {
                    totalWeaponCost += 3500;
                }
                else if (weapon == "grenade")
                {
                    totalWeaponCost += 300;
                }
                else if (weapon == "flash")
                {
                    totalWeaponCost += 250;
                }
                else if (weapon == "glock")
                {
                    totalWeaponCost += 500;
                }
                else if (weapon == "bazooka")
                {
                    totalWeaponCost += 5600;
                }
            }

            if (totalWeaponCost > nikiMoney)
            {
                Console.WriteLine($"Not enough money! You need {totalWeaponCost - nikiMoney} more money.");
            }
            else
            {
                Console.WriteLine($"You bought all {numberOfWeapons} items! Get to work and defeat the bomb!");
            }
        }
    }
}